Use After Free in Google Chrome
CVE-2019-5786
Object lifetime issue in Blink in Google Chrome prior to 72.0.3626.121 allowed a remote attacker to potentially perform out of bounds memory access via a crafted HTML page.
Vulnerability class: Use-After-Free
EPSS: 0.615 (99.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H.
Affected products
- Google Chrome — versions unspecified
Weakness classification (CWE)
CISA KEV (Known Exploited Vulnerabilities)
This CVE is on the CISA KEV catalog, added on . CISA KEV inclusion means CISA has confirmed in-the-wild exploitation; US federal agencies are required to remediate within a published due date.
BOD 22-01 due date: .
Required action: Apply updates per vendor instructions.
Public proof-of-concept exploits
References
- chrome-cve-admin@google.com (Exploit, x_refsource_MISC, Issue Tracking)
- chrome-cve-admin@google.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- 134c704f-9b21-4f2e-91b3-4a467353bcc0 (US Government Resource)
Frequently asked questions
- What is CVE-2019-5786?
- CVE-2019-5786 is a medium-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 6.5/10. Published 2019-06-27.
- How severe is CVE-2019-5786?
- Medium severity. CVSS v3 base score is 6.5 out of 10.
- Is CVE-2019-5786 known to be exploited?
- Yes. CVE-2019-5786 is listed in the CISA Known Exploited Vulnerabilities catalog (added 2022-05-23), indicating it is being actively exploited. 35 public proof-of-concept repositories are indexed.